定义div滚动条的样式：
.content-box {height: 222px; overflow-y: scroll; overflow-x: hidden;SCROLLBAR-FACE-COLOR: #888; SCROLLBAR-SHADOW-COLOR: #eee; SCROLLBAR-HIGHLIGHT-COLOR: #eee; SCROLLBAR-3DLIGHT-COLOR: #eee; SCROLLBAR-DARKSHADOW-COLOR: #eee; SCROLLBAR-TRACK-COLOR: #eee; SCROLLBAR-ARROW-COLOR: #eee;}
/***chrome模式***/
.content-box::-webkit-scrollbar {
width: 0.2em;
/*height: 2em*/
}
.content-box::-webkit-scrollbar-button {
background: translate;
}
.content-box::-webkit-scrollbar-track-piece {
background: #888
}
.content-box::-webkit-scrollbar-thumb {
background: #eee
}